diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index 7bf2860fb718..b8aa9e9ce82c 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -4,3 +4,5 @@
 /crates/polars-sql/  @ritchie46 @stinodego @orlp @c-peters @alexander-beedie
 /crates/polars-time/  @ritchie46 @stinodego @orlp @c-peters @MarcoGorelli
 /py-polars/  @ritchie46 @stinodego @c-peters @alexander-beedie @MarcoGorelli @reswqa
+/py-polars/lazyframe/visit.rs  @ritchie46 @stinodego @c-peters @alexander-beedie @MarcoGorelli @reswqa @wence-
+/py-polars/lazyframe/visitor/  @ritchie46 @stinodego @c-peters @alexander-beedie @MarcoGorelli @reswqa @wence-
diff --git a/py-polars/src/lazyframe/visitor/expr_nodes.rs b/py-polars/src/lazyframe/visitor/expr_nodes.rs
index 07d95befb96d..ecd0be96be74 100644
--- a/py-polars/src/lazyframe/visitor/expr_nodes.rs
+++ b/py-polars/src/lazyframe/visitor/expr_nodes.rs
@@ -958,7 +958,7 @@ pub(crate) fn into_py(py: Python<'_>, expr: &AExpr) -> PyResult<PyObject> {
                     TemporalFunction::TimeStamp(time_unit) => {
                         (PyTemporalFunction::TimeStamp, Wrap(*time_unit)).into_py(py)
                     },
-                    TemporalFunction::Truncate => (PyTemporalFunction::Truncate).into_py(py),
+                    TemporalFunction::Truncate => (PyTemporalFunction::Truncate,).into_py(py),
                     TemporalFunction::OffsetBy => (PyTemporalFunction::OffsetBy,).into_py(py),
                     TemporalFunction::MonthStart => (PyTemporalFunction::MonthStart,).into_py(py),
                     TemporalFunction::MonthEnd => (PyTemporalFunction::MonthEnd,).into_py(py),
@@ -966,7 +966,7 @@ pub(crate) fn into_py(py: Python<'_>, expr: &AExpr) -> PyResult<PyObject> {
                         (PyTemporalFunction::BaseUtcOffset,).into_py(py)
                     },
                     TemporalFunction::DSTOffset => (PyTemporalFunction::DSTOffset,).into_py(py),
-                    TemporalFunction::Round => (PyTemporalFunction::Round).into_py(py),
+                    TemporalFunction::Round => (PyTemporalFunction::Round,).into_py(py),
                     TemporalFunction::ReplaceTimeZone(time_zone, non_existent) => (
                         PyTemporalFunction::ReplaceTimeZone,
                         time_zone